If a and b are (-2 -2) and (2 -4), respectively , find the coordinate of p such that ap=3/7ab and p lies on the line segment ab
Answers
Answered by
10
ap=3/7ab
ap+ pb= ab
3+ pb= 7
pb= 4
there fore ratio is 3:4
let p(x,y)
( x,y)=[3×2+4×(-2)/7],[3(-4)+4(-2)]/7]
(x, y)= (6-8/7),(-12-8/7)
x= -2/7
y= -16/7
therefore p(-2/7,-16/7)
ap+ pb= ab
3+ pb= 7
pb= 4
there fore ratio is 3:4
let p(x,y)
( x,y)=[3×2+4×(-2)/7],[3(-4)+4(-2)]/7]
(x, y)= (6-8/7),(-12-8/7)
x= -2/7
y= -16/7
therefore p(-2/7,-16/7)
Similar questions